1; RUN: llc -march=mipsel < %s | FileCheck %s
2
3; Simple memory
4@g1 = external global i32
5
6define i32 @f1(i32 %x) nounwind {
7entry:
8; CHECK: addiu $[[T0:[0-9]+]], $sp
9; CHECK: #APP
10; CHECK: sw $4, 0($[[T0]])
11; CHECK: #NO_APP
12; CHECK: #APP
13; CHECK: lw $[[T3:[0-9]+]], 0($[[T0]])
14; CHECK: #NO_APP
15; CHECK: lw  $[[T1:[0-9]+]], %got(g1)
16; CHECK: sw  $[[T3]], 0($[[T1]])
17
18  %l1 = alloca i32, align 4
19  call void asm "sw $1, $0", "=*m,r"(i32* %l1, i32 %x) nounwind
20  %0 = call i32 asm "lw $0, $1", "=r,*m"(i32* %l1) nounwind
21  store i32 %0, i32* @g1, align 4
22  ret i32 %0
23}
24
25; "D": Second word of double word. This works for any memory element
26; double or single.
27; CHECK: #APP
28; CHECK-NEXT: lw ${{[0-9]+}},4(${{[0-9]+}});
29; CHECK-NEXT: #NO_APP
30
31; No "D": First word of double word. This works for any memory element
32; double or single.
33; CHECK: #APP
34; CHECK-NEXT: lw ${{[0-9]+}},0(${{[0-9]+}});
35; CHECK-NEXT: #NO_APP
36
37;int b[8] = {0,1,2,3,4,5,6,7};
38;int main()
39;{
40;  int i;
41;
42;  // The first word. Notice, no 'D'
43;  { asm (
44;    "lw    %0,%1;\n"
45;    : "=r" (i) : "m" (*(b+4)));}
46;
47;  // The second word
48;  { asm (
49;    "lw    %0,%D1;\n"
50;    : "=r" (i) "m" (*(b+4)));}
51;}
52
53@b = common global [20 x i32] zeroinitializer, align 4
54
55define void @main() {
56entry:
57  tail call void asm sideeffect "    lw    $0,${1:D};", "r,*m,~{$11}"(i32 undef, i32* getelementptr inbounds ([20 x i32]* @b, i32 0, i32 3))
58  tail call void asm sideeffect "    lw    $0,${1};", "r,*m,~{$11}"(i32 undef, i32* getelementptr inbounds ([20 x i32]* @b, i32 0, i32 3))
59  ret void
60}
61
62attributes #0 = { nounwind }
63
64